Because its atomic number is 21, it has 21 protons, 21 neutrons, and 21 electrons.
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∙ 14y agoIn the nucleus of scandium, there are 21 electrons, 24 neutrons, and 21 protons.
Scandium has 21 protons, 24 neutrons, and 21 electrons.
Scandium (Sc) has atomic number 21, so it has 21 protons and 21 electrons. Its most common isotope, Scandium-45, has 24 neutrons.
40Ar has 18 protons, 22 neutrons, and 18 electrons.
Cesium has 55 protons, 78 neutrons, and 55 electrons.
Vanadium has 23 protons, 23 electrons, and 28 neutrons.
Scandium has 21 protons, 24 neutrons, and 21 electrons.
Scandium (Sc) has atomic number 21, so it has 21 protons and 21 electrons. Its most common isotope, Scandium-45, has 24 neutrons.
The element Scandium (Sc) has 21 protons in its nucleus, which can be determined using its atomic number. To find the number of neutrons, we can subtract the atomic number from the atomic mass: Scandium has an atomic mass of approximately 45. This gives us 45 - 21 = 24 neutrons in a Scandium atom.
21 protons and 24 neutrons in the only stable for. But there can be as few as 15 and as many as 39 neutrons.
40Ar has 18 protons, 22 neutrons, and 18 electrons.
18 protons and electrons and 22 neutrons.
Cesium has 55 protons, 78 neutrons, and 55 electrons.
61 neutrons 10 electrons 46 protons
Scandium 49 has 24 protons because it is scandium (which has an atomic number of 21) plus 28 neutrons.
Neutrons: 58 Electrons: 45 Protons: 45
67 protons, 67 electrons and 98 neutrons
4 protons, 4 electrons and 5 neutrons